null pointer零: zero zero sign; nought指示: indicate; point out instruct字: character; word指针: hand; indicator; pointer; ne ...零指示字值: null pointer value下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:零指示字, 零指针,即可在微信中查询翻译